WASHINGTON (Reuters) -U.S. airlines and travelers slogged through a second day of flight cuts across the country on Saturday as the government shutdown was expected to drive more cancellations in the days to come.

The Federal Aviation Administration instructed airlines to cut 4% of flights on Saturday at 40 major airports because of the shutdown. The cuts will rise to 6% on Tuesday and then to 10% by November 14.

The cuts, which began at 6 a.m. ET (1100 GMT) on Friday, include about 700 flights from the four largest carriers – American Airlines, Delta Air Lines, Southwest Airlines and United Airlines.

Airlines will cut fewer flights on Saturday than Friday because of lower overall volume. United will cut 168 flights, down from 184 Friday, while Southwest will cancel just under 100 fligh

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